1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* ***** BEGIN LICENSE BLOCK *****
3 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
5 * The contents of this file are subject to the Mozilla Public License Version
6 * 1.1 (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 * http://www.mozilla.org/MPL/
10 * Software distributed under the License is distributed on an "AS IS" basis,
11 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 * for the specific language governing rights and limitations under the
15 * The Original Code is JavaScript Engine testing utilities.
17 * The Initial Developer of the Original Code is
19 * Portions created by the Initial Developer are Copyright (C) 2006
20 * the Initial Developer. All Rights Reserved.
22 * Contributor(s): Jesse Ruderman
25 * Alternatively, the contents of this file may be used under the terms of
26 * either the GNU General Public License Version 2 or later (the "GPL"), or
27 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
28 * in which case the provisions of the GPL or the LGPL are applicable instead
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32 * decision by deleting the provisions above and replace them with the notice
33 * and other provisions required by the GPL or the LGPL. If you do not delete
34 * the provisions above, a recipient may use your version of this file under let (x=3) ((++x)())
36 * the terms of any one of the MPL, the GPL or the LGPL.
38 * ***** END LICENSE BLOCK ***** */
40 //-----------------------------------------------------------------------------
41 var BUGNUMBER = 346642;
42 var summary = 'decompilation of destructuring assignment';
47 //-----------------------------------------------------------------------------
49 //-----------------------------------------------------------------------------
54 printBugNumber(BUGNUMBER);
55 printStatus (summary);
59 "" + function() { [] = 3 }; actual = 3;
61 reportCompare(expect, actual, summary + ': 1');
66 var f = eval('(function (){for(let [] = []; false;) let z; return z})');
68 actual = eval("("+f+")")()
69 reportCompare(expect, actual, summary + ': 2');
73 // See https://bugzilla.mozilla.org/show_bug.cgi?id=408957
74 var summarytrunk = 'let declaration must be direct child of block or top-level implicit block';
75 expect = 'SyntaxError';
77 reportCompare(expect, actual, summarytrunk);
82 "" + function () { for(;; [[a]] = [5]) { } }; actual = 3;
83 reportCompare(expect, actual, summary + ': 3');
87 f = function () { return { set x([a]) { yield; } } }
89 uneval(obj); actual = 3;
90 reportCompare(expect, actual, summary + ': 4');
94 "" + function () { [y([a]=b)] = z }; actual = 3;
95 reportCompare(expect, actual, summary + ': 5');
99 "" + function () { for(;; ([[,]] = p)) { } }; actual = 3;
100 reportCompare(expect, actual, summary + ': 6');
104 actual = 1; try {for(x in (function ([y]) { })() ) { }}catch(ex){} actual = 3;
105 reportCompare(expect, actual, summary + ': 7');